<html>
  <meta charset="utf-8">
  <head>
    <title>ZLM RTC demo</title>
    <script src="./ZLMRTCClient.js"></script>
  </head>
    
  <body>

    <div style="text-align: center;">
        <div>
          <video id='video' controls autoplay style="text-align:left;">
            Your browser is too old which doesn't support HTML5 video.
          </video>

          <video id='selfVideo' controls autoplay style="text-align:right;">
            Your browser is too old which doesn't support HTML5 video.
          </video>
        </div>

        <div>

            <p>
                <label for="streamUrl">url:</label>
                <input type="text" style="co" id='streamUrl' value="http://192.168.1.101/index/api/webrtc?app=live&stream=xiong&type=play">
            </p>

            <p>
              <label for="simulcast">simulcast:</label>
              <input type="checkbox" id='simulcast'>
            </p>
            <p>
              <label for="useCamera">useCamera:</label>
              <input type="checkbox" id='useCamera' checked="checked">
            </p>


            <p>
              <label for="audioEnable">audioEnable:</label>
              <input type="checkbox" id='audioEnable' checked="checked">
            </p>

            <p>
              <label for="videoEnable">videoEnable:</label>
              <input type="checkbox" id='videoEnable' checked="checked">
            </p>

            <p>
              <label for="methond">methond(play or push or echo):</label>
              <input type="radio" name="methond" value="echo" >echo
              <input type="radio" name="methond" value="push" >push
              <input type="radio" name="methond" value="play" checked = true>play
            </p>

            <p>
              <label for="resilution">resolution:</label>
              <select id="resilution">

              </select>
            </p>

            <button onclick="start()">开始</button>
            <button onclick="stop()">停止</button>
            
        </div>
    </div>

    <script>
      var player = null
      var recvOnly = true
      var resArr = []

      var ishttps = 'https:' == document.location.protocol ? true : false
      var isLocal = "file:" == document.location.protocol ? true : false
      var url = document.location.protocol+"//"+window.location.host+"/index/api/webrtc?app=live&stream=test&type=play"
      

      if(!ishttps && !isLocal){
        alert('本demo需要在https的网站访问 (this demo must access in site of https)')
      }

      if(isLocal){
        url = "http://127.0.0.1"+"/index/api/webrtc?app=live&stream=test&type=play"
      }
      document.getElementById('streamUrl').value = url
      document.getElementsByName("methond").forEach((el,idx)=>{
        el.onclick=function(e){
          let url = new URL(document.getElementById('streamUrl').value);
          url.searchParams.set("type",el.value)
          document.getElementById('streamUrl').value = url.toString()
          
          if(el.value == "play"){
            recvOnly = true;
          }else if(el.value == "echo"){ 
            recvOnly = false;
          }else{
            recvOnly = false;
          }
        };
      });

      ZLMRTCClient.GetAllScanResolution().forEach((r,i)=>{
          opt = document.createElement('option');
          opt.text = r.label +"("+r.width+"x"+r.height+")";
          opt.value = r;
          document.getElementById("resilution").add(opt,null)

          //console.log(opt.text.match(/\d+/g))

        
      })
      function start_play(){
        let elr = document.getElementById("resilution");
        let res = elr.options[elr.selectedIndex].text.match(/\d+/g);
        let h = parseInt(res.pop());
        let w = parseInt(res.pop());

        player = new ZLMRTCClient.Endpoint(
                {
                    element: document.getElementById('video'),// video 标签
                    debug: true,// 是否打印日志
                    zlmsdpUrl:document.getElementById('streamUrl').value,//流地址
                    simulcast:document.getElementById('simulcast').checked,
                    useCamera:document.getElementById('useCamera').checked,
                    audioEnable:document.getElementById('audioEnable').checked,
                    videoEnable:document.getElementById('videoEnable').checked,
                    recvOnly:recvOnly,
                    resolution:{w:w,h:h}
                }
            );
    
            player.on(ZLMRTCClient.Events.WEBRTC_ICE_CANDIDATE_ERROR,function(e)
            {// ICE 协商出错
                console.log('ICE 协商出错')
            });
    
            player.on(ZLMRTCClient.Events.WEBRTC_ON_REMOTE_STREAMS,function(e)
            {//获取到了远端流，可以播放
                console.log('播放成功',e.streams)
            });
    
            player.on(ZLMRTCClient.Events.WEBRTC_OFFER_ANWSER_EXCHANGE_FAILED,function(e)
            {// offer anwser 交换失败
                console.log('offer anwser 交换失败',e)
                stop();
            });
    
            player.on(ZLMRTCClient.Events.WEBRTC_ON_LOCAL_STREAM,function(s)
            {// 获取到了本地流
    
              document.getElementById('selfVideo').srcObject=s;
              document.getElementById('selfVideo').muted = true;
              
                //console.log('offer anwser 交换失败',e)
            });

            player.on(ZLMRTCClient.Events.CAPTURE_STREAM_FAILED,function(s)
            {// 获取本地流失败
    
              console.log('获取本地流失败')
            });

            player.on(ZLMRTCClient.Events.WEBRTC_ON_CONNECTION_STATE_CHANGE,function(state)
            {// RTC 状态变化 ,详情参考 https://developer.mozilla.org/en-US/docs/Web/API/RTCPeerConnection/connectionState
              console.log('当前状态==>',state)
            });
      }

      function start()
      {
        stop();
        let elr = document.getElementById("resilution");
        let res = elr.options[elr.selectedIndex].text.match(/\d+/g);
        let h = parseInt(res.pop());
        let w = parseInt(res.pop());

        if(document.getElementById('useCamera').checked && !recvOnly)
        {
          ZLMRTCClient.isSupportResolution(w,h).then(e=>{
            start_play()
          }).catch(e=>{
           alert("not support resolution")
          });
        }else{
          start_play()
        }
      }

      function stop()
      {
          if(player)
          {
            player.close();
            player = null;
            var local = document.getElementById('selfVideo');
            local.srcObject = null;
            local.load();
          }
      }

    </script>
    
  </body>

  <script>
    
  </script>

</html>